Pro Grade Surfaces Roughness Tester Portable Profilometer With Display Digital Surfaces Gauge For Outer Cylinders Curved Surfaces And Pinholes High Precision 0.01 Micrometers OLED 256x64

Single-unit roughness tester with 0.01 μm precision
✔️ Ra 0.05-15 μm, Rz 0.1-50 μm, OLED 256x64, USB charging

This handheld profilometer measures surface roughness on outer cylinders, curved surfaces, and pinholes. It’s widely used in machining, aerospace, automotive manufacturing, mold making, and metallurgy to verify finish quality during production and QA.

✅ High-precision display: 0.01 μm accuracy for reliable readings
✅ Range: Ra 0.05-15 μm; Rq 0.05-15 μm; Rz 0.1-50 μm; Rt 0.1-50 μm
✅ OLED display bright and easy to read
✅ USB charging port allows simultaneous use and charging
✅ Protective door guards the sensor on eccentric, flat, conical, and grooved surfaces
✅ Suitable for metal and non-metal surfaces across industries

💡 What is a surface roughness tester used for in precision manufacturing?

Handy tool to verify surface finishes on the shop floor and in QA processes.

- Used to measure Ra, Rz, Rt, and Rq on metal and non-metal parts - Helps ensure consistent surface quality and compliance with specs - Works on curved, cylindrical, conical, and flat surfaces - Portable with OLED display and USB charging for field use